Transmetal is a thrash metal/death metal band formed in Mexico City in 1987 by Javier and Juan Partida. Transmetal have been one of the most important bands in Latin America. They have released over 20 albums which experiment in thrash and death metal. Vocals styles are based on growling. It has been stated that they are the fathers of Mexican metal Aljandro Gonzalez - vocals, guitar Javier Partida - drums Juan Partida - guitar Lorenzo Partida - bass